Journal of the Chemical Society, Part 3Chemical Society., 1949 |
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Results 1-3 of 77
Page 1813
... experiments . The results of four typical experiments plotted in this way are shown in Fig . 3. The slope of this curve is readily seen to be equal to kand , as its numerical value is 1.0 × 102 , the average value of k for the four runs ...
... experiments . The results of four typical experiments plotted in this way are shown in Fig . 3. The slope of this curve is readily seen to be equal to kand , as its numerical value is 1.0 × 102 , the average value of k for the four runs ...
Page 2263
... experiments ( d ) , ( c ) , ( b ) , ( a ) in Table IV , and each solution was treated in the cold with 6 c.c. of 3.2N - ammonia . Precipitates were well washed with cold water till they gave no reaction with Nessler's reagent , and then ...
... experiments ( d ) , ( c ) , ( b ) , ( a ) in Table IV , and each solution was treated in the cold with 6 c.c. of 3.2N - ammonia . Precipitates were well washed with cold water till they gave no reaction with Nessler's reagent , and then ...
Page 2281
... experiments . Yields are calculated on this basis . In some experiments which afforded unstable compounds in very small and variable yields no yields are quoted . In all such cases the yields are estimated as < 1 % unless indicated ...
... experiments . Yields are calculated on this basis . In some experiments which afforded unstable compounds in very small and variable yields no yields are quoted . In all such cases the yields are estimated as < 1 % unless indicated ...
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acetic acid acetic anhydride acetone acetyl added admixture alkaline alkyl aluminium chloride Amer ammonia aqueous solution atoms barium benzene boiling bromine Calc carbinol carbon catalyst Chem Chim chloroform colourless needles compound concentrated condensation cooled crystals cyclohexene decomp derivatives dilute dioxan dissolved distilled dithizone dried equiv ester ethanol ethyl acetate ethyl alcohol ethylene evaporated EXPERIMENTAL filtered filtrate formed Found fraction gave give heated under reflux hydrocarbon hydrochloric acid hydrogen chloride hydrolysis iodide ions isolated ketone Light absorption light petroleum b. p. method methyl mixed m. p. mixture molecule obtained oxide phenyl plates potassium hydroxide precipitated prepared pressure prisms pyridine Q-enzyme R₁ R₂ reaction reagent reduced removed requires residue room temperature salt semicarbazone separated sodium hydroxide solid soluble solvent specimen structure substance sulphate sulphone sulphuric acid synthesis Table unsaturated washed yield